Portland (PDX) to Singapore (SIN) flight deal in economy from $926
PDXPortland International Airport
Portland, United States
SINSingapore Changi Airport
Singapore, Singapore
$1,221 USD
-24%$926 USD
Verified about 22 hours agoDecember 2026
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Good Availability
42% of dates checked are available within 10% of the lowest price
Friday, December 18th, 2026
4 round-trip options
Returning
Fri, Dec 25, 2026•7 Day Trip
$1,661 USD
Returning
Sun, Dec 27, 2026•9 Day Trip
$1,623 USD
Returning
Mon, Dec 28, 2026•10 Day Trip
$1,623 USD
Returning
Thu, Dec 31, 2026•13 Day Trip
$1,611 USD